 | Planets | 20 | |
| When a planet is twice as far away from the sun, does its orbit take twice as much time? |
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| For 20 points... No. It takes more than twice as much time. |
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| Planets | 20 | |
| When a planet is twice as far away from the sun, does its orbit take twice as much time? |
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| For 20 points... No. It takes more than twice as much time. |
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